11092-7729 REP 20 BC

11^h 09^m 11.67^s -77° 29' 12.8" P.A. 85.00 sep 3.9 mag 13.00,14.80 Sp M2+M2.5

Coord 2000	11092-7729	Discov num	REP 20	Comp	BC	Coord arcsec 2000	11 09 11.67 -77 29 12.8
Date first	1998	Date last	2015	Obs	4
Pa first	74	Pa last	85.2	P.A. Now (θ)	85.2°
Sep first	4.3	Sep last	3.854	Sep. Now (ρ)	3.854"
Mag pri	13.00	Mag sec	14.80	delta mag (ΔM)	1.8	Spectral class	M2+M2.5 (red/red)
Pri motion ra	-045	Sec motion ra	+099
Pri motion dec	-008	Sec motion dec	+032
Notes	N R (See Notes, Red magnitudes)

rPM=1.436

This double is not physical.

11092-7729 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			11 09 12 -77 29 13	REP 20 AB	2015	5	19	1.3	9.58	9.86	0.28
Show			11 09 12 -77 29 13	REP 20 AC	2015	6	70	4.5	9.58	9.98	0.40
Show			11 09 12 -77 29 13	REP 20 BC	2015	4	85	3.9	13.00	14.80	1.80		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Chamaeleon

Gaia DR2

5201154444259173632

WDS 11092-7729 REP 20 BC : NOTES

discov_num	notes	refcode
REP 20	Daemen et al derive component properties (units K,Lsun,Myr,Msun,Rsun):
	A: SpT = M2.5 +- 0.5 Teff = 3490 +- 70 L = 0.25 +- 0.05
	Age = 2.7 +0.7/-0.5 M = 0.36 +- 0.05 R = 1.37 +- 0.03
	B: SpT = M2 +- 0.5 Teff = 3560 +- 70 L = 0.20 +- 0.04
	Age = 4.0 +1.3/-1.0 M = 0.38 +- 0.05 R = 1.17 +- 0.02
	C: SpT = M2.5 +- 0.5 Teff = 3490 +- 70 L = 0.14 +- 0.03
	Age = 4.7 +2.3/-1.2 M = 0.34 +- 0.05 R = 1.04 +- 0.02
	The B component is an SB1.	Dae2013

REFERENCES

refcode	metd	author	reference
Dae2013	A j	Daemgen, S., Petr-Gotzens, M.G., Correia, S., Teixeira, P.S., Brandner, W.,	2013A&A...554A..43D
Dae2013		Kley, W., & Zinnecker, H.
Dae2013		A&A 554, A43, 2013

DISCOVERER

idgroup	discov	author
1	REP	Reipurth, B. & Gee, G.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
11092-7729	REP 20	BC	2003	1	85	3.9	9.86	9.98		K	110912.21-772912.4
11092-7729	REP 20	BC	2015	4	85	3.9	13.00	14.80	M2+M2.5	N R	110911.67-772912.8

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WDS 11092-7729 REP 20 BC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11092-7729 REP 20 BC : MEASURES

No records found.

WDS 11092-7729 : VIRTUAL EYEPIECE

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WDS 11092-7729 : ALADIN DSS IMAGE @ 11^h 09^m 11.67^s -77° 29' 12.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11092-7729 REP 20 BC : NEIGHBORHOODS

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Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		11092-7729	REP 20	AB	19	1.3
Show		11092-7729	REP 20	AC	70	4.5
Show		11092-7729	REP 20	BC	85	3.9
Show		11098-7731	PSI 3	EF	295	1.1	3
Show		11098-7731	PSI 3	AB	226	2.3	3
Show		11098-7731	PSI 3	AE	313	18.6	3
Show		11098-7731	PSI 3	BC	130	1.6	3
Show		11098-7731	PSI 3	BD	321	1.4	3
Show		11089-7732	KSA 51		19	20.8	4
Show		11097-7726	KSA 57		214	5.6	4
Show		11079-7727	AGE 4	Ba,Bb	8	0.1	5
Show		11079-7727	AGE 3	AB	117	1.8	5
Show		11079-7727	KSA 48	AC	80	20.7	5
Show		11083-7734	GHE 27	AB	284	2.5	6
Show		11083-7734	SDT 4	Ba,Bb	88	0.2	6
Show		11106-7733	GHE 36	Aa,Ab	318	0.1	6
Show		11106-7733	KSA 65	AB	252	13.5	6
Show		11076-7734	LAF 6	AB	35	1.4	7
Show		11076-7734	KSA 44	AC	5	24.6	7
Show		11077-7734	AHM 2		40	0.2	7
Show		11109-7725	KSA 66		245	28.4	7
Show		11076-7735	KSA 43	AB	169	28.1	8
Show		11076-7735	KSA 45	BC	169	14.3	8
Show		11098-7738	GHE 29		53	0.7	9
Show		11106-7722	LOP 4	BC	35	6.0	9
Show		11106-7722	LAF 13	Aa,Ab	30	0.1	9
Show		11106-7722	LOP 3	AB	146	9.5	9
Show		11106-7722	LOP 4	AC	109	9.3	9
Show		11072-7723	PSI 2		96	2.0	10
Show		11080-7739	LAF 8	BC	229	0.3	11
Show		11068-7723	PSI 1		90	2.8	11
Show		11080-7739	GHE 34	AB	82	16.4	11
Show		11080-7739	SDT 3	Aa,Ab	272	0.5	11
Show		11085-7739	NHR 7	AB	326	4.8	11
Show		11085-7739	KSA 50	AC	23	21.0	11
Show		11083-7739	NHR 4	AB	123	2.4	11
Show		11083-7739	NHR 4	AC	203	3.6	11
Show		11083-7739	NHR 4	AD	70	3.7	11
Show		11084-7740	NHR 5	AB	95	3.4	11
Show		11084-7740	NHR 5	AC	35	3.9	11
Show		11084-7740	NHR 5	AD	252	5.5	11
Show		11073-7738	REP 17	AB	202	4.6	11
Show		11073-7738	LAF 5	Ba,Bb	164	0.1	11
Show		11073-7738	SDT 2	Aa,Ab	234	0.2	11
Show		11057-7727	AHM 1	AB	198	0.3	12
Show		11057-7727	KSA 36	AB,C	164	26.3	12
Show		11078-7740	NHR 3	AB	47	1.9	12
Show		11078-7740	NHR 3	AC	190	2.3	12
Show		11078-7740	NHR 3	AD	198	4.2	12
Show		11078-7740	NHR 3	AE	40	4.5	12
Show		11078-7740	NHR 3	AF	188	5.9	12

WDS 11092-7729 : COMPONENTS

	A	B
B	pa=0.0° sep=0.00"
C	pa=31.3° sep=1.77"	pa=31.3° sep=1.77"

11092-7729 A

Coord arcsec 2000	110911.67-772912.8		Mag	9.58		Spectral class	M2.5 (red)		PmRA	-54.00
PmDE	-8.0

11092-7729 B

Coord arcsec 2000	110911.67-772912.8		Coord calc	110911.67-772912.8		Mag	13		Spectral class	M2 (red)
PmRA	-45.00		PmDE	-8.0		Calc delta mag	3.42

11092-7729 C

Coord arcsec 2000	110911.95-772911.3		Mag	9.98		Spectral class	M2.5 (red)		PmRA	99.00
PmDE	32.0		Calc delta mag	0.4		Calc coord	yes